Introducing multipart download support for AWS Tools for PowerShell v5
Developer Tools Blog
This article announces multipart download support for AWS Tools for PowerShell v5, enabling faster S3 object downloads through parallel transfers.
- Read-S3Object and Copy-S3Object cmdlets now support opt-in multipart downloads
- Two strategies available: part number (default) and byte-range downloads
- Customizable parallelism with concurrent connections and part size settings
- Directory downloads support file-level and part-level parallelism simultaneously
- Available in version 5.0.208 and later across all module variants
- New parameters include -UseMultipartDownload, -MultipartDownloadType, -PartSize, -ConcurrentServiceRequest
- Fully backward compatible; existing code continues to work unchanged
AWS Tools for PowerShell v5 now provides efficient multipart downloads for large S3 objects, reducing transfer times through parallel connections while maintaining backward compatibility.
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